Basic software module consists of an amount of facilities, e.g. venue design (normal edition), conference management, main unit configuration, contribution unit configuration, information display, system detection, system report, and user management. HCS-4100/50 application software is comprehensive, reliable and user-friendly. But it is also an easy care software system which Helps the operator to manage the conference efficiently from the very beginning of a meeting until the post-meeting work. With the PC installed HCS-4100/50 application software connected into the FDCS, operator can manage all aspects of the conference centrally. The operation turns out to be easy and efficient.